Winkler One Vertical - Waterproofing Membrane

From £137.10 (inc VAT) £114.25 (ex VAT)

Winkler One Vertical is specifically designed to act as a waterproofing membrane for vertical surface applications. It can be applied on wet surfaces and in extreme temperatures (0°C up to 45°C). Highly effective, it creates a waterproof membrane providing long-lasting protection to sloping or vertical substrates.

UV resistant, Winkler One Vertical requires no primer and is rainproof in a matter of hours after application.   


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Winkler One Vertical - Waterproofing Membrane

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At a Glance

  • Waterproof liquid coating can be applied onto wet surfaces and in extreme temperatures (0°C up to 45°C).
  • Colour: Grey.
  • Solvent-free.
  • Ready to use formula.
  • Sizes: 5kg / 20kg.

Surface Preparation

  • Thoroughly clean the substrate to be treated to remove dirt, dust, loose materials and any form of oil or grease before use.
  • Fill any holes (from 2 to 20mm) in the surface with Winkler Pre-One, a quick-setting premixed product that can also be applied at low temperatures (0°C) and in humid conditions.
  • Allow the Pre-One formulation to dry for at least 12 hours before applying Winkler One.


  • The Winkler One Vertical product is ready to use. DO NOT dilute.
  • A primer is not required.
  • Mix the product thoroughly before use.
  • Apply with a metal putty knife (even surfaces), short-pile roller, flat brush, metal spatula or airless spray gun (Larius series: Zeus, Dragon, Thor).
  • Apply in a single coat, covering the substrate completely ensuring no gaps are left.
  • Clean tools with methylated spirits, removing any dried deposits manually beforehand.
  • For surface cleaning, use a solution of 1:1 ration water / methylated spirits.

Suitable For Use On

Vertical walls of the following construction:

  • Plaster.
  • Concrete.
  • Brick.
  • Fibre cement.
  • Metal and ceramic coatings (even those with permanent problems of excess damp).


300 - 400g/m² for a single coat.


This product has a shelf life of 12 months when stored in a dry, protected place with its packaging intact. It is not frost-proof and must be stored at temperatures between + 5°C and + 35°C.



Courier Delivery

Max 2 items

Up to 3 working days.

Starting from £15.00.

Palletised Delivery

For 3 or more items

5-7 working days.

Starting from £46.00 per pallet.

You can view our detailed delivery charges and services here.